Silly Science Sunday
Join us for our 16th annual STEAM Festival on
Sunday, September 13, 2026, 11 AM - 4 PM at Wean Park.
Celebrate 16 years of curiosity at OH WOW!'s free science festival in Wean Park. STEAM demonstrations, activities, and excitement for all ages. We anticipate, more than 40 exhibitors and over 3000 festival goers.
Free parking at Covelli Centre
Registration not required, but requested
Register for a chance to win a drone!
Get Involved
- Become an sponsor – Download Form
- Become an exhibitor - Apply Now
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- Join the Planning Committee
- Volunteer at the Event
Contact, Colleen, colleen@ohwowkids.org or 330.744.5914
OH WOW! will be closed September 13th - October 1st
Thank you to our 2026 sponsors
Presenting Sponsors
Gold
Silver
Media Sponsor
Copper
Bob's Discount Furniture
MCCTC
Meijer - Austintown
Ohio Turnpike & Infrastructure Commission
Sam's Club - Boardman
Valley STEM + ME2 Academy
Walmart - Austintown
YSU College of STEM
Bronze
4Imprint
AVI Foodsystems
Jaminet Engineering
Janet Yaniglos & Clyde Morris
Joy Cone Co.
Novelis
Ohio Natural Energy Institute
PHN Charitable Foundation
Pizza Joe's
Potential Development
Friend
Kiwanis Club of Boardman - Youngstown
Fireline, Inc.
Plumbers & Pipefitters Local 396
Mercy Health Foundation - Mahoning Valley
Dunkin' Midlothian Blvd.
2026 Exhibitors & Vendors
- Akron Children's Hospital
- America Makes
- Alrtronic
- Auntie Annes
- City Machine
- Felco Tech 3193
- G&G Concessions
- Girl Scouts of North East Ohio
- Grindhead Coffee Ship
- Howland School Robotics
- Home Depot - Austintown
- Mahoning County SWMD
- Mahoning SWCD
- Mahoning Valley Amateur Radio Association
- Mahoning Valley Historical Society
- MCCTC
- Novelis
- Ohio Natural Energy Institute
- ProQuality Demolition
- Public Library of Youngstown and Mahoning County
- R&J Smokers
- Raptor Hallow Sanctuary
- RoboCats (FRC Team 379)
- Southside Academy
- Students Motivated by the Arts (SMARTS)
- Solar Education Project
- TCTC
- The Butler Institute of American Art
- Ultium Cells
- United Protective Technologies
- Valley STEM + ME2 Academy
- Western Reserve PBS
- YHCIL- Steel Musuem
- Youngstown Model Railroad Association
- Youngstown Skate Park
- YSU College of STEM
- YWCA Mahoning Valley